# Authors:
#   Jason Gerard DeRose <jderose@redhat.com>
#
# Copyright (C) 2008  Red Hat
# see file 'COPYING' for use and warranty information
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; version 2 only
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

"""
Unit tests for `ipalib.errors` module.
"""

from tstutil import raises, ClassChecker
from ipalib import errors


class test_IPATypeError(ClassChecker):
    """
    Tests the `errors.IPATypeError` exception.
    """
    _cls = errors.IPATypeError

    def test_class(self):
        assert self.cls.__bases__ == (TypeError,)

    def test_init(self):
        """
        Tests the `errors.IPATypeError.__init__` method.
        """
        format = '%s: need a %r; got %r'
        name = 'message'
        type_ = unicode
        value = 'hello world'
        e = self.cls(name, type_, value)
        assert e.name is name
        assert e.type is type_
        assert e.value is value
        assert str(e) == format % (name, type_, value)

        # name not an str:
        fail = 42
        e = raises(AssertionError, self.cls, fail, type_, value)
        assert str(e) == format % ('name', str, fail)

        # type_ not a type:
        fail = unicode()
        e = raises(AssertionError, self.cls, name, fail, value)
        assert str(e) == format % ('type_', type, fail)

        # type(value) is type_:
        fail = u'how are you?'
        e = raises(AssertionError, self.cls, name, type_, fail)
        assert str(e) == 'value: %r is a %r' % (fail, type_)